National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

GRASS MOUNTAIN (GMTC1)

Lat: 34.64078°NLon: 118.41435°WElev: 4626.0ft.

NA

68°F

20°C

Humidity 32%
Wind Speed WNW 7 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 03 Aug 03:59 AM PDT
Extended Forecast for

13 Miles W Quartz Hill CA

  • Today

    Today: Sunny, with a high near 89. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 89 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 65. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph.

    Low: 65 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny, with a high near 87. Breezy, with a west northwest wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 87 °F

    Sunny and
    Breezy then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 64 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 87. West northwest wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 87 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 96.

    High: 96 °F

    Hot

Detailed Forecast

Today
Sunny, with a high near 89. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 65. Breezy, with a northwest wind 15 to 25 mph, with gusts as high as 40 mph.
Monday
Sunny, with a high near 87. Breezy, with a west northwest wind 15 to 25 mph, with gusts as high as 40 mph.
Monday Night
Partly cloudy, with a low around 64. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Sunny, with a high near 87. West northwest wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 69.
Thursday
Sunny and hot, with a high near 96.
Thursday Night
Mostly clear, with a low around 70. Breezy.
Friday
Sunny and hot, with a high near 96. Breezy.
Friday Night
Mostly clear, with a low around 68. Breezy.
Saturday
Sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles W Quartz Hill CA
 34.69°N 118.44°W (Elev. 3658 ft)
Last Update:
3:09 am PDT Aug 3, 2025
Forecast Valid:
5am PDT Aug 3, 2025-6pm PDT Aug 9, 2025
 
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Additional Resources

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